<!DOCTYPE html>
<html>
<head>
<base href="http://example.com/sample/">
<meta charset="UTF-8">
<title>Frame Elements - Spider HTML Parser</title>
</head>
<body>
<frameset>
<frame src="//frame.example.com/base/scheme" />
<frame src="http://frame.example.com:8000/b" />
<frame src="https://frame.example.com/c?a=b#fragment" />
<frame src="frame/relative" />
<frame src="" />
<frame src="/frame/absolute" />
<frame src="ftp://frame.example.com/" />
</frameset>

<!--  Ignored: -->
<frameset>
<frame />
<frame src="mailto:frame@example.com" />
<frame src="javascript:hello();" />
<frame src="scheme://frame.example.com/invalid" />
</frameset>

</body>
</html>